LEMONT, PENNSYLVANIA

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Elevation: 357 meters Latitude: 40 48N Longitude: 077 52W

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DAILY WEATHER AVERAGE - 8 DECEMBER

[ °F ] °C

Weather Element	Avg	Avg High	Avg Low	Record High	Record Low
Temperature	-0.8 ^°C	2.2 ^°C	-4.3 ^°C	12 ^°C (2012)	-12 ^°C (2005)
Dewpoint	-5.1 ^°C	-2.3 ^°C	-8.2 ^°C	9 ^°C (2012)	-17 ^°C (1995)
Humidity	74.5 ^%	89.5 ^%	57.6 ^%		43 ^% (1995)
Barometer	1021 ^hPa	1024.7 ^hPa	1016.6 ^hPa	1038.3 ^hPa (2005)	1000.7 ^hPa (1996)
Wind Speed	9.2 ^km/h	20.3 ^km/h		46.3 ^km/h (2004)
Wind Gust		42.3 ^km/h		62.9 ^km/h (2004)
Precipitation	1.52 ^mm			3.56 ^mm (2012)

Weather Element	Average
Visibility	15.8 ^km
Wind Direction	SSE (152.6 °)

Weather Element	Total
Heating Degree Days	19.4 (Base 18.3)

Total Years on Record: 21

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